[SCM] Samba Shared Repository - branch v3-2-test updated - initial-v3-2-test-1516-gab0ee6e

Kai Blin kai at samba.org
Sat Jan 19 01:21:53 GMT 2008


The branch, v3-2-test has been updated
       via  ab0ee6e9a6a9eee317228f0c2bde254ad9a59b85 (commit)
      from  3a1bcbfa7ca2b55265eb486e2b7c740e04775698 (commit)

http://gitweb.samba.org/?p=samba.git;a=shortlog;h=v3-2-test


- Log -----------------------------------------------------------------
commit ab0ee6e9a6a9eee317228f0c2bde254ad9a59b85
Author: Kai Blin <kai at samba.org>
Date:   Sat Jan 19 02:12:35 2008 +0100

    util_str: Don't return memory from talloc_tos(), use mem_ctx instead.

-----------------------------------------------------------------------

Summary of changes:
 source/lib/afs.c                  |   23 +++++++++++++----------
 source/lib/util_str.c             |    6 +++---
 source/rpc_server/srv_samr_util.c |   12 ++++++------
 source/utils/net_rpc_samsync.c    |    6 +++---
 source/utils/ntlm_auth.c          |   25 +++++++++++++++----------
 5 files changed, 40 insertions(+), 32 deletions(-)


Changeset truncated at 500 lines:

diff --git a/source/lib/afs.c b/source/lib/afs.c
index a7d6f6c..b3d590b 100644
--- a/source/lib/afs.c
+++ b/source/lib/afs.c
@@ -42,20 +42,23 @@ static char *afs_encode_token(const char *cell, const DATA_BLOB ticket,
 			      const struct ClearToken *ct)
 {
 	char *base64_ticket;
-	char *result;
+	char *result = NULL;
 
 	DATA_BLOB key = data_blob(ct->HandShakeKey, 8);
 	char *base64_key;
+	TALLOC_CTX *mem_ctx;
+
+	mem_ctx = talloc_init("afs_encode_token");
+	if (mem_ctx == NULL)
+		goto done;
 
-	base64_ticket = base64_encode_data_blob(ticket);
+	base64_ticket = base64_encode_data_blob(mem_ctx, ticket);
 	if (base64_ticket == NULL)
-		return NULL;
+		goto done;
 
-	base64_key = base64_encode_data_blob(key);
-	if (base64_key == NULL) {
-		TALLOC_FREE(base64_ticket);
-		return NULL;
-	}
+	base64_key = base64_encode_data_blob(mem_ctx, key);
+	if (base64_key == NULL)
+		goto done;
 
 	asprintf(&result, "%s\n%u\n%s\n%u\n%u\n%u\n%s\n", cell,
 		 ct->AuthHandle, base64_key, ct->ViceId, ct->BeginTimestamp,
@@ -63,8 +66,8 @@ static char *afs_encode_token(const char *cell, const DATA_BLOB ticket,
 
 	DEBUG(10, ("Got ticket string:\n%s\n", result));
 
-	TALLOC_FREE(base64_ticket);
-	TALLOC_FREE(base64_key);
+done:
+	TALLOC_FREE(mem_ctx);
 
 	return result;
 }
diff --git a/source/lib/util_str.c b/source/lib/util_str.c
index 3e32681..bcb9197 100644
--- a/source/lib/util_str.c
+++ b/source/lib/util_str.c
@@ -2415,13 +2415,13 @@ void base64_decode_inplace(char *s)
 }
 
 /**
- * Encode a base64 string into a malloc()ed string caller to free.
+ * Encode a base64 string into a talloc()ed string caller to free.
  *
  * From SQUID: adopted from http://ftp.sunet.se/pub2/gnu/vm/base64-encode.c
  * with adjustments
  **/
 
-char *base64_encode_data_blob(DATA_BLOB data)
+char *base64_encode_data_blob(TALLOC_CTX *mem_ctx, DATA_BLOB data)
 {
 	int bits = 0;
 	int char_count = 0;
@@ -2434,7 +2434,7 @@ char *base64_encode_data_blob(DATA_BLOB data)
 	out_cnt = 0;
 	len = data.length;
 	output_len = data.length * 2;
-	result = TALLOC_ARRAY(talloc_tos(), char, output_len); /* get us plenty of space */
+	result = TALLOC_ARRAY(mem_ctx, char, output_len); /* get us plenty of space */
 	SMB_ASSERT(result != NULL);
 
 	while (len-- && out_cnt < (data.length * 2) - 5) {
diff --git a/source/rpc_server/srv_samr_util.c b/source/rpc_server/srv_samr_util.c
index bde7936..c8f7321 100644
--- a/source/rpc_server/srv_samr_util.c
+++ b/source/rpc_server/srv_samr_util.c
@@ -44,16 +44,16 @@ void copy_id20_to_sam_passwd(struct samu *to, SAM_USER_INFO_20 *from)
 	char *new_string;
 	DATA_BLOB mung;
 
-	if (from == NULL || to == NULL) 
+	if (from == NULL || to == NULL)
 		return;
-	
+
 	if (from->hdr_munged_dial.buffer) {
 		old_string = pdb_get_munged_dial(to);
 		mung.length = from->hdr_munged_dial.uni_str_len;
 		mung.data = (uint8 *) from->uni_munged_dial.buffer;
 		mung.free = NULL;
 		new_string = (mung.length == 0) ?
-			NULL : base64_encode_data_blob(mung);
+			NULL : base64_encode_data_blob(talloc_tos(), mung);
 		DEBUG(10,("INFO_20 UNI_MUNGED_DIAL: %s -> %s\n",old_string, new_string));
 		if (STRING_CHANGED_NC(old_string,new_string))
 			pdb_set_munged_dial(to   , new_string, PDB_CHANGED);
@@ -196,7 +196,7 @@ void copy_id21_to_sam_passwd(struct samu *to, SAM_USER_INFO_21 *from)
 		mung.data = (uint8 *) from->uni_munged_dial.buffer;
 		mung.free = NULL;
 		newstr = (mung.length == 0) ?
-			NULL : base64_encode_data_blob(mung);
+			NULL : base64_encode_data_blob(talloc_tos(), mung);
 		DEBUG(10,("INFO_21 UNI_MUNGED_DIAL: %s -> %s\n",old_string, newstr));
 		if (STRING_CHANGED_NC(old_string,newstr))
 			pdb_set_munged_dial(to   , newstr, PDB_CHANGED);
@@ -421,7 +421,7 @@ void copy_id23_to_sam_passwd(struct samu *to, SAM_USER_INFO_23 *from)
 		mung.data = (uint8 *) from->uni_munged_dial.buffer;
 		mung.free = NULL;
 		newstr = (mung.length == 0) ?
-			NULL : base64_encode_data_blob(mung);
+			NULL : base64_encode_data_blob(talloc_tos(), mung);
 		DEBUG(10,("INFO_23 UNI_MUNGED_DIAL: %s -> %s\n",old_string, newstr));
 		if (STRING_CHANGED_NC(old_string, newstr))
 			pdb_set_munged_dial(to   , newstr, PDB_CHANGED);
@@ -633,7 +633,7 @@ void copy_id25_to_sam_passwd(struct samu *to, SAM_USER_INFO_25 *from)
 		mung.data = (uint8 *) from->uni_munged_dial.buffer;
 		mung.free = NULL;
 		newstr = (mung.length == 0) ?
-			NULL : base64_encode_data_blob(mung);
+			NULL : base64_encode_data_blob(talloc_tos(), mung);
 		DEBUG(10,("INFO_25 UNI_MUNGED_DIAL: %s -> %s\n",old_string, newstr));
 		if (STRING_CHANGED_NC(old_string,newstr))
 			pdb_set_munged_dial(to   , newstr, PDB_CHANGED);
diff --git a/source/utils/net_rpc_samsync.c b/source/utils/net_rpc_samsync.c
index 7790068..d0fcfe3 100644
--- a/source/utils/net_rpc_samsync.c
+++ b/source/utils/net_rpc_samsync.c
@@ -365,7 +365,8 @@ static NTSTATUS sam_account_from_delta(struct samu *account, SAM_ACCOUNT_INFO *d
 		old_string = pdb_get_munged_dial(account);
 		mung.length = delta->hdr_parameters.uni_str_len;
 		mung.data = (uint8 *) delta->uni_parameters.buffer;
-		newstr = (mung.length == 0) ? NULL : base64_encode_data_blob(mung);
+		newstr = (mung.length == 0) ? NULL :
+			base64_encode_data_blob(talloc_tos(), mung);
 
 		if (STRING_CHANGED_NC(old_string, newstr))
 			pdb_set_munged_dial(account, newstr, PDB_CHANGED);
@@ -1422,12 +1423,11 @@ static int fprintf_attr(FILE *add_fd, const char *attr_name,
 	base64_blob.data = (unsigned char *)value;
 	base64_blob.length = strlen(value);
 
-	base64 = base64_encode_data_blob(base64_blob);
+	base64 = base64_encode_data_blob(value, base64_blob);
 	SMB_ASSERT(base64 != NULL);
 
 	res = fprintf(add_fd, "%s:: %s\n", attr_name, base64);
 	TALLOC_FREE(value);
-	TALLOC_FREE(base64);
 	return res;
 }
 
diff --git a/source/utils/ntlm_auth.c b/source/utils/ntlm_auth.c
index 6a702fc..68bf24f 100644
--- a/source/utils/ntlm_auth.c
+++ b/source/utils/ntlm_auth.c
@@ -739,7 +739,8 @@ static void manage_squid_ntlmssp_request(enum stdio_helper_mode stdio_helper_mod
 	} else if (strncmp(buf, "GK", 2) == 0) {
 		DEBUG(10, ("Requested NTLMSSP session key\n"));
 		if(have_session_key) {
-			char *key64 = base64_encode_data_blob(session_key);
+			char *key64 = base64_encode_data_blob(talloc_tos(),
+					session_key);
 			x_fprintf(x_stdout, "GK %s\n", key64?key64:"<NULL>");
 			TALLOC_FREE(key64);
 		} else {
@@ -768,7 +769,8 @@ static void manage_squid_ntlmssp_request(enum stdio_helper_mode stdio_helper_mod
 	nt_status = ntlmssp_update(ntlmssp_state, request, &reply);
 	
 	if (NT_STATUS_EQUAL(nt_status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
-		char *reply_base64 = base64_encode_data_blob(reply);
+		char *reply_base64 = base64_encode_data_blob(talloc_tos(),
+				reply);
 		x_fprintf(x_stdout, "TT %s\n", reply_base64);
 		TALLOC_FREE(reply_base64);
 		data_blob_free(&reply);
@@ -889,7 +891,8 @@ static void manage_client_ntlmssp_request(enum stdio_helper_mode stdio_helper_mo
 		DEBUG(10, ("Requested session key\n"));
 
 		if(have_session_key) {
-			char *key64 = base64_encode_data_blob(session_key);
+			char *key64 = base64_encode_data_blob(talloc_tos(),
+					session_key);
 			x_fprintf(x_stdout, "GK %s\n", key64?key64:"<NULL>");
 			TALLOC_FREE(key64);
 		}
@@ -925,7 +928,8 @@ static void manage_client_ntlmssp_request(enum stdio_helper_mode stdio_helper_mo
 	}
 	
 	if (NT_STATUS_EQUAL(nt_status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
-		char *reply_base64 = base64_encode_data_blob(reply);
+		char *reply_base64 = base64_encode_data_blob(talloc_tos(),
+				reply);
 		if (first) {
 			x_fprintf(x_stdout, "YR %s\n", reply_base64);
 		} else { 
@@ -939,7 +943,8 @@ static void manage_client_ntlmssp_request(enum stdio_helper_mode stdio_helper_mo
 		}
 		DEBUG(10, ("NTLMSSP challenge\n"));
 	} else if (NT_STATUS_IS_OK(nt_status)) {
-		char *reply_base64 = base64_encode_data_blob(reply);
+		char *reply_base64 = base64_encode_data_blob(talloc_tos(),
+				reply);
 		x_fprintf(x_stdout, "AF %s\n", reply_base64);
 		TALLOC_FREE(reply_base64);
 
@@ -1039,7 +1044,7 @@ static void offer_gss_spnego_mechs(void) {
 		return;
 	}
 
-	reply_base64 = base64_encode_data_blob(token);
+	reply_base64 = base64_encode_data_blob(talloc_tos(), token);
 	x_fprintf(x_stdout, "TT %s *\n", reply_base64);
 
 	TALLOC_FREE(reply_base64);
@@ -1276,7 +1281,7 @@ static void manage_gss_spnego_request(enum stdio_helper_mode stdio_helper_mode,
 		return;
 	}
 
-	reply_base64 = base64_encode_data_blob(token);
+	reply_base64 = base64_encode_data_blob(talloc_tos(), token);
 
 	x_fprintf(x_stdout, "%s %s %s\n",
 		  reply_code, reply_base64, reply_argument);
@@ -1343,7 +1348,7 @@ static bool manage_client_ntlmssp_init(SPNEGO_DATA spnego)
 	write_spnego_data(&to_server, &spnego);
 	data_blob_free(&spnego.negTokenInit.mechToken);
 
-	to_server_base64 = base64_encode_data_blob(to_server);
+	to_server_base64 = base64_encode_data_blob(talloc_tos(), to_server);
 	data_blob_free(&to_server);
 	x_fprintf(x_stdout, "KK %s\n", to_server_base64);
 	TALLOC_FREE(to_server_base64);
@@ -1401,7 +1406,7 @@ static void manage_client_ntlmssp_targ(SPNEGO_DATA spnego)
 	write_spnego_data(&to_server, &spnego);
 	data_blob_free(&request);
 
-	to_server_base64 = base64_encode_data_blob(to_server);
+	to_server_base64 = base64_encode_data_blob(talloc_tos(), to_server);
 	data_blob_free(&to_server);
 	x_fprintf(x_stdout, "KK %s\n", to_server_base64);
 	TALLOC_FREE(to_server_base64);
@@ -1490,7 +1495,7 @@ static bool manage_client_krb5_init(SPNEGO_DATA spnego)
 		return False;
 	}
 
-	reply_base64 = base64_encode_data_blob(to_server);
+	reply_base64 = base64_encode_data_blob(talloc_tos(), to_server);
 	x_fprintf(x_stdout, "KK %s *\n", reply_base64);
 
 	TALLOC_FREE(reply_base64);


-- 
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